JPH0426884B2 - - Google Patents
Info
- Publication number
- JPH0426884B2 JPH0426884B2 JP60087340A JP8734085A JPH0426884B2 JP H0426884 B2 JPH0426884 B2 JP H0426884B2 JP 60087340 A JP60087340 A JP 60087340A JP 8734085 A JP8734085 A JP 8734085A JP H0426884 B2 JPH0426884 B2 JP H0426884B2
- Authority
- JP
- Japan
- Prior art keywords
- ceramic
- ceramic foam
- foam filter
- filter according
- manufacturing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000000919 ceramic Substances 0.000 claims description 78
- 239000006260 foam Substances 0.000 claims description 69
- 238000004519 manufacturing process Methods 0.000 claims description 26
- 239000002002 slurry Substances 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 239000006261 foam material Substances 0.000 claims description 13
- 238000010304 firing Methods 0.000 claims description 12
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- 239000002253 acid Substances 0.000 claims description 11
- 239000011230 binding agent Substances 0.000 claims description 11
- 230000009974 thixotropic effect Effects 0.000 claims description 11
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 10
- 229920000620 organic polymer Polymers 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 9
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 3
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 3
- 150000002739 metals Chemical class 0.000 claims description 3
- 229910017604 nitric acid Inorganic materials 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 239000011496 polyurethane foam Substances 0.000 claims description 3
- 229910001593 boehmite Inorganic materials 0.000 claims description 2
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical group O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 claims description 2
- 239000000084 colloidal system Substances 0.000 claims 2
- 238000001246 colloidal dispersion Methods 0.000 claims 1
- 239000006185 dispersion Substances 0.000 claims 1
- 239000000126 substance Substances 0.000 description 12
- 238000001914 filtration Methods 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 238000005266 casting Methods 0.000 description 7
- 239000011148 porous material Substances 0.000 description 6
- 229910019142 PO4 Inorganic materials 0.000 description 5
- 235000021317 phosphate Nutrition 0.000 description 5
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- 229910010293 ceramic material Inorganic materials 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000005245 sintering Methods 0.000 description 4
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 3
- 239000010452 phosphate Substances 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 229910052878 cordierite Inorganic materials 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 description 2
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- 229910052863 mullite Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- 229910000906 Bronze Inorganic materials 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- SMYKVLBUSSNXMV-UHFFFAOYSA-K aluminum;trihydroxide;hydrate Chemical class O.[OH-].[OH-].[OH-].[Al+3] SMYKVLBUSSNXMV-UHFFFAOYSA-K 0.000 description 1
- YPUVTLQZHBUGSK-UHFFFAOYSA-K aluminum;trihydroxide;trihydrate Chemical class O.O.O.[OH-].[OH-].[OH-].[Al+3] YPUVTLQZHBUGSK-UHFFFAOYSA-K 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- -1 boehmite Chemical compound 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 238000005524 ceramic coating Methods 0.000 description 1
- 229910052570 clay Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 1
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000003966 growth inhibitor Substances 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000005495 investment casting Methods 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 229910052901 montmorillonite Inorganic materials 0.000 description 1
- 239000006259 organic additive Substances 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
- B01D39/2068—Other inorganic materials, e.g. ceramics
- B01D39/2093—Ceramic foam
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/06—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances
- C04B38/0615—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances the burned-out substance being a monolitic element having approximately the same dimensions as the final article, e.g. a porous polyurethane sheet or a prepreg obtained by bonding together resin particles
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/02—Refining by liquating, filtering, centrifuging, distilling, or supersonic wave action including acoustic waves
- C22B9/023—By filtering
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Structural Engineering (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Materials (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/602,683 US4803025A (en) | 1984-04-23 | 1984-04-23 | Ceramic foam |
| BR8600662A BR8600662A (pt) | 1984-04-23 | 1986-02-17 | Processo para a fabricacao de filtros de ceramica para corridas de metal |
| US602683 | 1995-09-21 | ||
| US654391 | 2003-09-03 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2151476A Division JPH0677658B2 (ja) | 1984-04-23 | 1990-06-08 | セラミックフォームフィルタ及びその製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60238117A JPS60238117A (ja) | 1985-11-27 |
| JPH0426884B2 true JPH0426884B2 (de) | 1992-05-08 |
Family
ID=25664097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60087340A Granted JPS60238117A (ja) | 1984-04-23 | 1985-04-23 | セラミツク製フイルタ及びその製造方法と使用方法 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4803025A (de) |
| JP (1) | JPS60238117A (de) |
| DE (2) | DE3424504A1 (de) |
Families Citing this family (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3642201C1 (de) * | 1986-12-10 | 1988-06-16 | Radex Deutschland Ag | Feuerfestes keramisches Bauteil |
| CA1325327C (en) * | 1987-01-20 | 1993-12-21 | Kenji Saita | Process for production of porous ceramic article |
| US4885263A (en) * | 1987-03-23 | 1989-12-05 | Swiss Aluminium Ltd. | Ceramic foam filter and process for preparing same |
| US5427853A (en) * | 1993-12-20 | 1995-06-27 | General Motors Corporation | Reinforcement preform, method of making same and reinforced composite made therefrom |
| JP3442167B2 (ja) * | 1993-12-28 | 2003-09-02 | 千代田化工建設株式会社 | 改質器における伝熱方法 |
| DE29809139U1 (de) | 1998-05-20 | 1998-08-13 | L. Bregenzer Gießereibedarf GmbH, 70372 Stuttgart | Vorrichtung zum Befüllen eines Gießofens |
| US20050158535A1 (en) * | 2003-05-15 | 2005-07-21 | Miqin Zhang | Methods for making porous ceramic structures |
| US8313527B2 (en) * | 2007-11-05 | 2012-11-20 | Allergan, Inc. | Soft prosthesis shell texturing method |
| WO2010019292A1 (en) * | 2008-08-13 | 2010-02-18 | Allergan, Inc. | Soft filled prosthesis shell with discrete fixation surfaces |
| US8506627B2 (en) | 2008-08-13 | 2013-08-13 | Allergan, Inc. | Soft filled prosthesis shell with discrete fixation surfaces |
| US9050184B2 (en) | 2008-08-13 | 2015-06-09 | Allergan, Inc. | Dual plane breast implant |
| US20100292790A1 (en) * | 2009-05-13 | 2010-11-18 | Allergan, Inc. | Implants and methods for manufacturing same |
| US20110093069A1 (en) * | 2009-10-16 | 2011-04-21 | Allergan, Inc. | Implants and methdos for manufacturing same |
| WO2011094155A2 (en) * | 2010-01-28 | 2011-08-04 | Allergan, Inc. | Open celled foams, implants including them and processes for making same |
| US9138308B2 (en) | 2010-02-03 | 2015-09-22 | Apollo Endosurgery, Inc. | Mucosal tissue adhesion via textured surface |
| US8877822B2 (en) | 2010-09-28 | 2014-11-04 | Allergan, Inc. | Porogen compositions, methods of making and uses |
| US9044897B2 (en) | 2010-09-28 | 2015-06-02 | Allergan, Inc. | Porous materials, methods of making and uses |
| US8889751B2 (en) | 2010-09-28 | 2014-11-18 | Allergan, Inc. | Porous materials, methods of making and uses |
| US20110196488A1 (en) * | 2010-02-03 | 2011-08-11 | Allergan, Inc. | Degradation resistant implantable materials and methods |
| US9138309B2 (en) | 2010-02-05 | 2015-09-22 | Allergan, Inc. | Porous materials, methods of making and uses |
| US9205577B2 (en) | 2010-02-05 | 2015-12-08 | Allergan, Inc. | Porogen compositions, methods of making and uses |
| WO2011097499A1 (en) | 2010-02-05 | 2011-08-11 | Allergan, Inc. | Biocompatible structures and compositions |
| WO2011137076A1 (en) | 2010-04-27 | 2011-11-03 | Allergan, Inc. | Foam-like materials and methods for producing same |
| ES2623475T3 (es) | 2010-05-11 | 2017-07-11 | Allergan, Inc. | Composiciones de porógenos, métodos para hacerlas y usos |
| US11202853B2 (en) | 2010-05-11 | 2021-12-21 | Allergan, Inc. | Porogen compositions, methods of making and uses |
| US8679279B2 (en) | 2010-11-16 | 2014-03-25 | Allergan, Inc. | Methods for creating foam-like texture |
| US8546458B2 (en) | 2010-12-07 | 2013-10-01 | Allergan, Inc. | Process for texturing materials |
| DE102011081847A1 (de) * | 2011-08-31 | 2013-02-28 | Siemens Aktiengesellschaft | Verfahren zum Herstellen von Feuerfestkeramiken für Gasturbinenanlagen |
| US8801782B2 (en) | 2011-12-15 | 2014-08-12 | Allergan, Inc. | Surgical methods for breast reconstruction or augmentation |
| US20150018195A1 (en) | 2012-03-13 | 2015-01-15 | Joris Laarman Studio Bv | Ceramic foam |
| AU2013359158B2 (en) | 2012-12-13 | 2018-08-02 | Allergan, Inc. | Device and method for making a variable surface breast implant |
| US10092392B2 (en) | 2014-05-16 | 2018-10-09 | Allergan, Inc. | Textured breast implant and methods of making same |
| AU2015258842B2 (en) | 2014-05-16 | 2020-01-02 | Allergan, Inc. | Soft filled prosthesis shell with variable texture |
| CN107840677B (zh) * | 2017-11-10 | 2020-10-23 | 南京航空航天大学 | 一种氧化铝基泡沫陶瓷及其制备方法 |
| CN111187095A (zh) * | 2018-11-14 | 2020-05-22 | 汉泰黄石科技有限公司 | 一种泡沫陶瓷材料的制备方法、泡沫陶瓷材料及其应用 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51142162A (en) * | 1975-03-28 | 1976-12-07 | Alusuisse | Ceramic foam filter* manufacturing method therefor*and method of filtrating molten metals by using said filter |
| JPS57140613A (en) * | 1981-01-22 | 1982-08-31 | Alusuisse | Ceramic foam filter and aqueous slurry for manufacturing said filter |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE944725C (de) * | 1943-01-23 | 1956-06-21 | Degussa | Verfahren zur Herstellung gesinterter Filterkoerper |
| US3090094A (en) * | 1961-02-21 | 1963-05-21 | Gen Motors Corp | Method of making porous ceramic articles |
| US3947363A (en) * | 1974-01-02 | 1976-03-30 | Swiss Aluminium Limited | Ceramic foam filter |
| US3893917A (en) * | 1974-01-02 | 1975-07-08 | Alusuisse | Molten metal filter |
| JPS583998B2 (ja) * | 1975-02-15 | 1983-01-24 | ニホンルツボ カブシキガイシヤ | フテイケイタイカザイ |
| US3962081A (en) * | 1975-03-28 | 1976-06-08 | Swiss Aluminium Ltd. | Ceramic foam filter |
| US4024056A (en) * | 1975-07-21 | 1977-05-17 | Swiss Aluminium Ltd. | Filtering of molten metal |
| US4113241A (en) * | 1977-09-22 | 1978-09-12 | Swiss Aluminium Ltd. | Apparatus for the filtration of molten metal in a crucible type furnace |
| CA1137523A (en) * | 1978-08-12 | 1982-12-14 | Tsuneaki Narumiya | Ceramic porous body |
| US4265659A (en) * | 1979-10-09 | 1981-05-05 | Swiss Aluminium Ltd. | Molten metal filter |
| JPS605545B2 (ja) * | 1980-03-19 | 1985-02-12 | 日本碍子株式会社 | 低膨脹セラミックスおよびその製法 |
-
1984
- 1984-04-23 US US06/602,683 patent/US4803025A/en not_active Expired - Fee Related
- 1984-07-04 DE DE19843424504 patent/DE3424504A1/de active Granted
- 1984-07-04 DE DE3448340A patent/DE3448340C2/de not_active Expired - Fee Related
-
1985
- 1985-04-23 JP JP60087340A patent/JPS60238117A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51142162A (en) * | 1975-03-28 | 1976-12-07 | Alusuisse | Ceramic foam filter* manufacturing method therefor*and method of filtrating molten metals by using said filter |
| JPS57140613A (en) * | 1981-01-22 | 1982-08-31 | Alusuisse | Ceramic foam filter and aqueous slurry for manufacturing said filter |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60238117A (ja) | 1985-11-27 |
| DE3424504A1 (de) | 1985-10-31 |
| US4803025A (en) | 1989-02-07 |
| DE3424504C2 (de) | 1989-12-07 |
| DE3448340C2 (de) | 1990-10-25 |
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